clam ,oyster ,scallop
Mollusk is an invertebrate animal. Some mollusks are covered with shell and some has tentacles. Mollusk are soft-bodied invertebrate animal. Examples are octopus, snail , oyster and clam. -Co0leTs24
A mollusk is a sea creature that lives within a shell. A cobra does not live in a shell.
THey use a shell
the function of the its shell is to protect the mollusk's very vulnerable and sensitive organs.
Every mollusk except slugs, which have evolved to not need a shell, has a shell. Snails, clams and other bivalves have an external shell. Octopi, squid and cuttlefish have an internal shell.
no
slug
yes
jellyfish
A shell
It is a shell, as in a cockle shell or oyster shell.
no..... slugs are mollusks and they don't have a shell